uxcell 5 Pcs Tungsten Carbide CNC PCB End Mill 3.175 Shank 0.5mm Cutting Dia Product Name : PCB Cutter End Mill;Material : Tungsten Carbide Cutting Edge Diameter(CED) : 0.5mm / 0.02";Cutting Depth : 4mm / 0.16" Shank Diameter : 3.175mm / 0.13"/1/8";Overall Length(OVL) : 38mm / 1.5" Mill Cutter Color : Silver Tone;Weight : 37g Package Content : 5 x PCB Cutter End Mill1 x Plastic Case